package juc;

import java.util.concurrent.ConcurrentHashMap;

/**
 * @author liweimin
 * @date 2021/4/23 11:44
 * @since
 */
public class ConCurrentHashMapTest {
    public static void main(String[] args) {
        ConcurrentHashMap map = new ConcurrentHashMap<>();
        map.get("");
    }
}
